命令提示行root @host dev中host表示()
举一反三
- 下面通过UPDATE语句将root用户的密码修改为mypwd2的语句中,正确的是 A: UPDATE mysql.user SET Password=PASSWORD('mypwd2') WHERE User='root' and Host='localhost'; B: UPDATE mysql.users SET Password=PASSWORD('mypwd2') WHERE User='root' and Host='localhost'; C: UPDATE mysql.users SET Password=PASSWORD('mypwd2') WHERE User='root' OR Host='localhost'; D: UPDATE mysql.user SET Password=PASSWORD('mypwd2') WHILE User='root' OR Host='localhost';
- Ubuntu Linux中查看主机系统内核版本的命令是( )。 A: host B: hostname C: uname -a D: echo ‘host’
- 猪是猪肉绦虫的何种宿主 A: paratenic host B: intermediate host and final host C: final host D: reservoir host E: intermediate host
- 用ping命令检测网络时,出现unknown host表示出现不知名主机。
- 6. 中间宿主是: A: A、paratenic host B: B、definitive host C: C、intermediate host D: D、resevoir host E: E、host specificity